And you thought the Virtual Boy was only good for tennis and tired failed hardware jokes.
Coder Mr. Anon has somehow modified a homebrew fighting game engine to bring a bootleg version of Street Fighter II: Hyper Fighting Edition to Nintendo's ancient novelty "handheld".
This shouldn't exist. And yet. It does. If you've got the hardware, you can grab a copy here.
Street Fighter II: Hyper Fighting (Virtual Boy Homebrew) [Retro Collect]